Role Overview

Site Reliability Engineer

Site Reliability Engineerfull-timejapan


To build a service infrastructure that can withstand hundreds of millions of sessions per day of access, we're going to

  • Development and operation to improve the performance, reliability and scalability of the system
  • Development of software for operation automation and monitoring tools
  • Specific design of service level indicators and targets such as SLI/SLO for various components, visualization and statistical analysis based on them, and operation

Minimum Qualifications

  • Experience in service development and operation using Ruby on Rails or similar web frameworks.
  • Ability to read and write Ruby code or a willingness to learn Ruby within a few months of joining the company.
  • Skill to read and understand OSS source code used in business and send pull requests if necessary.
  • Three or more of the welcome conditions apply.

Preferred Qualifications

  • Experience in finding and resolving the cause of technical problems with systems (e.g., poor performance)
  • Experience in building and operating frameworks to minimize damage, even when system loads exceed expectations.
  • Experience in the maintenance, efficiency and operation of system monitoring
  • Experience in building, operating and improving infrastructure in a cloud or on-premise environment
  • Experience in service development and operation using Ruby on Rails.
  • Skills to develop middleware (Fluentd, Embulk itself and its plug-ins) if needed.
  • Experience running services using Docker.
  • Development experience with Go
  • Experience in running a monolithic service into a microservice for more than six months
  • Implementation of chaos engineering and over six months of operational experience
  • Be willing to do whatever it takes to improve team productivity, such as deleting unnecessary code and maintaining documentation.
  • Semi-automated and automated attitude as opposed to having to do manual work over and over
  • A deep understanding of things and an attitude to respond to the root of things, rather than a haphazard response
  • A strong sense of ownership and responsibility for the project

Recommended for...

  • People who want to learn a wide and deep skill.
  • People who want to efficiently handle large amounts of data that are increasing day by day as our customers' services grow
  • I'm interested in getting the service up and running consistently.


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